Cassiobury Junior School

Primary
Local authority maintained
Ages 7 to 11

Ofsted: Good

Bellmount Wood Avenue, Watford, WD17 3PDOpen in maps (opens in a new tab)

Cassiobury Junior School is a primary school in Watford for ages 7 to 11. It is one of the 583 schools in Hertfordshire. It ranks 7th of 29 primary schools in Watford. Its latest Ofsted rating is Good, from an inspection in January 2024.

Ofsted inspection

Inspected 24 January 2024, report published 29 April 2024

Overall effectiveness: Good
Quality of education: Good
Behaviour and attitudes: Good
Personal development: Outstanding
Leadership and management: Good
Safeguarding: Met

Read the full Ofsted report (opens in a new tab)

Exam results

SATs results (key stage 2), 2024/25

91 pupils took the tests

Expected standard in reading, writing and maths77%

77%, 15 percentage points above the England average of 62%.

Higher standard in reading, writing and maths11%

11%, 3 percentage points above the England average of 8%.

Reading, average scaled score111

111, 5 above the England average of 106.

Maths, average scaled score110

110, 5 above the England average of 105.

Grammar, punctuation and spelling, average scaled score111

111, 6 above the England average of 105.

Pupil numbers and mix

359 pupils on roll, with places for 360

Eligible for free school meals3.9%

3.9%, 22.6 percentage points below the England average of 26.5%.

English as an additional language24.8%

24.8%, 3.2 percentage points above the England average of 21.6%.

Special educational needs support13.4%

13.4%, 1.4 percentage points below the England average of 14.8%.

Education, health and care plan2.8%

2.8%, 3.2 percentage points below the England average of 6%.

Schools near Cassiobury Junior School

School	Distance	Ofsted	Results
Cassiobury Infant and Nursery School	0.1 miles	Ofsted: Good	Not published
Nascot Wood Junior School	0.5 miles	Ofsted: Outstanding	88% met the expected standard
Nascot Wood Infant and Nursery School	0.6 miles	Ofsted: Good	Not published
Lanchester Primary School	0.8 miles	Ofsted: Good	73% met the expected standard
Beechfield School	0.9 miles	Ofsted: Good	72% met the expected standard

School details

School type: Community school
Sector: Local authority maintained
Age range: 7 to 11
Gender: Mixed
Nursery classes: No
Headteacher: Miss Jenny Sherry
Phone: 01923232411
Website: cassioburyjm.herts.sch.uk (opens in a new tab)
Address: Bellmount Wood Avenue, Watford, WD17 3PD
Local authority: Hertfordshire
URN: 117167

School details from Get Information about Schools, 17 September 2026. Ofsted outcomes published to 31 August 2026. Exam results for 2024/25 from the Department for Education. Pupil mix from the school census, 2025/26.